Oki C 9400 - Manual (Page 213)

5. Click Modify.
The changes are reflected in the box.
6. Click OK twice, then close the Printers dialog box.
Deleting a Custom Page Size: Windows NT 4.0 PCL
To delete a Custom Page Size in the Windows NT 4.0 PCL driver:
1. Click Start
→ Settings → Printers.
The Printers dialog box appears.
2. Right click the OKI C9200 or C9400 PCL printer icon, then click Document Defaults.
The OKI Default dialog box appears.
3. Click Custom size.
The Custom size dialog box appears.
4. In the box, click the name of the custom size you wish to delete.
5. Click Delete, then click Yes to confirm the deletion.
6. Click OK twice, then close the Printers dialog box.
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